Finding the Fourth Proportional to 296.90, 444.96 and 160
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Solution
The fourth proportional to 296.90, 444.96 and 160 is: 239.79
Step by Step Solution
- Step 1: Write the proportion equation
296.90 : 444.96 = 160 : x - Step 2: Convert to fraction form
296.90/444.96 = 160/x - Step 3: Cross multiply
296.90x = 444.96 × 160 - Step 4: Simplify right side
296.90x = 71,193.60 - Step 5: Solve for x
x = 71,193.60/296.90 - Step 6: Final answer
x = 239.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.